Home / 30,266.76-45,413.20-11,552.42

Finding the Fourth Proportional to 30,266.76, 45,413.20 and 11,552.42

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Solution

The fourth proportional to 30,266.76, 45,413.20 and 11,552.42 is: 17,333.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,266.76 : 45,413.20 = 11,552.42 : x
  2. Step 2: Convert to fraction form
    30,266.76/45,413.20 = 11,552.42/x
  3. Step 3: Cross multiply
    30,266.76x = 45,413.20 × 11,552.42
  4. Step 4: Simplify right side
    30,266.76x = 524,632,132.88
  5. Step 5: Solve for x
    x = 524,632,132.88/30,266.76
  6. Step 6: Final answer
    x = 17,333.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.